A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6645-01-128-7866
NSN 4140-00-710-0748
NSN 5975-01-632-4976
NSN 5935-01-010-3415
NSN 6220-00-197-9719
NSN 6320-01-181-9474
NSN 6220-01-549-9584
NSN 5996-01-313-7963
NSN 5835-01-601-4411
NSN 5975-00-655-4103
NSN 5930-01-613-3633
NSN 6320-00-646-3311